Payments engineer working with card-payment messaging and data formats.
- ISO 8583 — iso_8583_upgraded: JavaScript library for ISO 8583 card-network messages; added hex encoding for variable-length fields in encode + decode
- EMV / TLV — node-tlv: TLV (tag-length-value) parsing for EMV chip data; fork adds add/delete + multi-root parsing
- TLV Workbench — tlv-workbench: UI for inspecting and working with TLV strings
- cmux #12853 — split-pane zoom now survives a tab close (Swift, ~27k-star terminal)
- node-tlv #8 — added
updatemethod for TLV values - gurl #34 · #31 —
--verboseflag for API-testing CLI; fixed macOS-red test (Go)
ISO 8583 · EMV/TLV · TypeScript/Node.js · Go · Swift




